Put the thick coated wax molds into wax removal gutter, keep heating. After lost all the wax only sand shell was left.

Sand Shell Preheat

Heat the sand shell in order to strengthen the shell.

Casting pouring

Put the raw material into the induction furnace and melt, add with chemical composition per material spec. After the temperature of molten steel rises to about 1600 degrees, take a pre-pouring chemical analysis, if approved then pour liquid steel into the sand shell by ladle, make sure the shell is filled with liquid steel and then cool off, meanwhile take the testing bar for after-pouring analysis.